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At the PTAB Blog

AtthePTABBlog.com is a resource for news, information, and statistics about U.S. patent practice before the Patent Trial and Appeal Board (PTAB).
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Recent Insights in At the PTAB Blog

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At the PTAB Blog

IPR and PGR Statistics for Final Written Decisions Issued in January 2023 IPR and PGR Statistics for Final Written Decisions Issued in January 2023

March 13, 2023

At the PTAB Blog

District Court Collateral Estoppel: Materially Altering the Question of Invalidity District Court Collateral Estoppel: Materially Altering the Question of Invalidity

March 10, 2023

At the PTAB Blog

Will Exclusionary Criteria Be Excluded as Claim Limitations? Time Will Tell as PTAB Institutes IPR in Mylan v. Regeneron Will Exclusionary Criteria Be Excluded as Claim Limitations? Time Will Tell as PTAB Institutes IPR in Mylan v. Regeneron

March 8, 2023

At the PTAB Blog

Director Vidal Clarifies That the Compelling Merits Determination Is Not a Substitute for the Fintiv Analysis Director Vidal Clarifies That the Compelling Merits Determination Is Not a Substitute for the Fintiv Analysis

March 6, 2023

At the PTAB Blog

Federal Circuit PTAB Appeal Statistics for January 2023 Federal Circuit PTAB Appeal Statistics for January 2023

March 3, 2023

At the PTAB Blog

Relying on Provisional Application Filing Date Only Valid When Both Steps of Dynamic Drinkware Analysis Are Proven 

Relying on Provisional Application Filing Date Only Valid When Both Steps of Dynamic Drinkware Analysis Are Proven 

February 24, 2023

At the PTAB Blog

A Split Decision on Patentability: What Worked for the Petitioner and What Did Not A Split Decision on Patentability: What Worked for the Petitioner and What Did Not

February 22, 2023

At the PTAB Blog

Federal Circuit PTAB Appeal Statistics for December 2022 Federal Circuit PTAB Appeal Statistics for December 2022

February 1, 2023

At the PTAB Blog

IPR, CBM, and PGR Statistics for Final Written Decisions Issued in October Through December 2022 IPR, CBM, and PGR Statistics for Final Written Decisions Issued in October Through December 2022

January 31, 2023

At the PTAB Blog

Possible Defects Won’t Render Prior Art Inoperative Possible Defects Won’t Render Prior Art Inoperative

January 12, 2023

At the PTAB Blog

Dialing up Fixes to Your Patent Claims: So Relaxing! Dialing up Fixes to Your Patent Claims: So Relaxing!

January 4, 2023

At the PTAB Blog

Federal Circuit PTAB Appeal Statistics for October and November 2022 Federal Circuit PTAB Appeal Statistics for October and November 2022

December 29, 2022

At the PTAB Blog

The Power of Ordinary Skill: PTAB Denies Rehearing Request Based on the Defined POSA Lacking Skill to Support Obviousness Arguments The Power of Ordinary Skill: PTAB Denies Rehearing Request Based on the Defined POSA Lacking Skill to Support Obviousness Arguments

December 28, 2022

At the PTAB Blog

Claim Construction Can Be Determinative! Claim Construction Can Be Determinative!

December 22, 2022

At the PTAB Blog

Board Reaffirms that Assignor Estoppel Does Not Bar Assignor from Filing IPR Petition Board Reaffirms that Assignor Estoppel Does Not Bar Assignor from Filing IPR Petition

December 21, 2022

At the PTAB Blog

References Cited in IDSs but Not Discussed by Examiners May Get Petitioners over the Hurdle of Institution Denial References Cited in IDSs but Not Discussed by Examiners May Get Petitioners over the Hurdle of Institution Denial

December 15, 2022

At the PTAB Blog

Sometimes Better Never Than Late Sometimes Better Never Than Late

December 12, 2022

At the PTAB Blog

Inequitable Conduct Claim Can Proceed Even After the Case Is Over Inequitable Conduct Claim Can Proceed Even After the Case Is Over

December 7, 2022

At the PTAB Blog

Obviousness Allegations Fall Short After Petitioner’s “Weak Showing” of a Motivation to Combine the Art Obviousness Allegations Fall Short After Petitioner’s “Weak Showing” of a Motivation to Combine the Art

December 5, 2022

At the PTAB Blog

Single Value Found Not Inherently Anticipated or Inherently Obvious from a Range Single Value Found Not Inherently Anticipated or Inherently Obvious from a Range

November 30, 2022

At the PTAB Blog

Finnegan Attorneys Author the Third Edition of The Practitioner’s Guide to Trials Before the Patent Trial and Appeal Board Finnegan Attorneys Author the Third Edition of The Practitioner’s Guide to Trials Before the Patent Trial and Appeal Board

November 28, 2022

At the PTAB Blog

IPR, CBM, and PGR Statistics for PTAB Final Written Decisions Through September 2022 IPR, CBM, and PGR Statistics for PTAB Final Written Decisions Through September 2022

November 22, 2022

At the PTAB Blog

PTAB Denies IPR Challenging Patent Relating to a Prenatal Vitamin PTAB Denies IPR Challenging Patent Relating to a Prenatal Vitamin

November 22, 2022

At the PTAB Blog

Product-by-Process Construction Dooms Claims Product-by-Process Construction Dooms Claims

November 21, 2022

At the PTAB Blog

Updated PTAB Guidance on Use of Applicant Admitted Prior Art in IPRs Updated PTAB Guidance on Use of Applicant Admitted Prior Art in IPRs

November 4, 2022

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